Antonym: shorten. Similar words: protracted, protrude, protruding, tract, subtract, attract, extract, retract. Meaning: [prəʊ'trækt /prə-] 
v. lengthen in time; cause to be or last longer.
v. lengthen in time; cause to be or last longer. 
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1, After protracted negotiations, Ogden got the deal he wanted.
2, Let's not protract the debate any further.
3, The mandible is protracted and retracted in chewing.
4, We won victory through protracted struggle.
5, The war was protracted for four years.
6, I have no desire to protract the process.
7, The struggle would be bitter and protracted.
8, Contains war carnage, profanity and protracted suffering.
9, It can help avoid expensive and protracted litigation.
10, It would take another protracted court action and many years of protest before the Front finally wound down.
11, This has turned out to be a protracted, complex process,(http://sentencedict.com/protract.html) as reoccupation had not been finalised by July 2000.
12, There were protracted delays in their trial until they appeared before a magistrate in Liverpool on February 9 last year.
13, What was looming was the protracted constitutional wrangle over Lloyd-George's budget and the House of Lords.
14, Factors like this made the leasing process a protracted and convoluted business in which potential tenants came and went.
15, If the target time is protracted the operative may have difficulty in pacing and measuring output, and lose enthusiasm.
16, It was going to be another protracted day; he had to stay alert and miss nothing.
17, Industry shake-ups cursed Earth Girls with a protracted delay between the cutting room and the screen.
18, The cat can protract its paws.
19, A system that can protract add-pressure technical curve of low-pressure die casting has been programed , it may be used easily and quickly in the technics.
20, The program also thought about the protract of drawing, it can number lines, select data and label data, which improved the efficiency of the design greatly.
21, The inspector informed us that he was to protract his stay for some days.
22, Delay always breeds danger, and to protract a great design is often to ruin it.
23, Using this method, we can protract vector analysis atlas of planetary gear drive mechanism.
24, It protract live - span and improve the corrosion periods.
25, For his pains my first bedmate could have had the benefits of a protracted rest in one of our quaint medieval prisons.
26, For the record: Mister Bigelow has presented a proposed stipulation of agreed facts, always appreciated in protracted cases.
27, The City bought the property under eminent domain proceedings after a protracted battle with the owner.
28, Three hours have passed since the discussion was begun, and I'm afraid they will protract It'still longer.
29, The paper uses Bouguer-Beer law calculating common mathematic expression to protract specification curve of increasing color reaction and depigmentation reaction in spectrophotometry analysis.
30, To lose the present in lamenting the past, was voluntarily to protract a melancholy vision.
More similar words: protracted, protrude, protruding, tract, subtract, attract, extract, retract, detract, distract, contract, traction, abstract, detractor, subtraction, extraction, attractive, contractor, detraction, attraction, extracting, retractile, intractable, abstracting, distractedly, unattractive, abstractedly, social contract, proton, protege.